package thinkingInJava.io;

//: io/StoringAndRecoveringData.java
import java.io.*;

public class StoringAndRecoveringData {
	public static void main(String[] args)
			throws IOException {
		DataOutputStream out = new DataOutputStream(
				new BufferedOutputStream(
						new FileOutputStream("Data.txt")));
		out.writeDouble(3.14159);
		out.writeUTF("That was pi");	// writeUTF 并不是用标准 utf-8编码方式
		out.writeDouble(1.41413);
		out.writeUTF("Square root of 2");
		out.close();
		DataInputStream in = new DataInputStream(
				new BufferedInputStream(
						new FileInputStream("Data.txt")));
		System.out.println(in.readDouble());
		// Only readUTF() will recover the
		// Java-UTF String properly:
		System.out.println(in.readUTF());
		System.out.println(in.readDouble());
		System.out.println(in.readUTF());
		in.close();
	}
} /* Output:
3.14159
That was pi
1.41413
Square root of 2
 *///:~
